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MAINTENANCE - PACCAR 20k Front Axle Lubrication
1
PACCAR 20k Front Axle Lube Points
NOTE
If it is difficult to grease either the up-
per or lower bearing, try greasing the
bearings with the vehicle jacked up
and supported on axle stands to im-
8
1
3
2
prove grease flow and flush contami-
nation.
Oil Bath
Lubricate wheel end assembly with a drive
axle lubricant that meets MIL-L-2105D
specifications. Either SAE 80W-90 mineral
1.
Upper kingpin bearing
2.
Tie rod end
3.
Lower kingpin bearing
based or 75W-90 synthetic gear oil is
acceptable. Check the lubricant level at
each greasing interval. Maintain the
lubrication fluid level at centerline of axle or
fill line on hub cap. Always check fluid level
on flat ground.
Y53-1280-1A1 (05/08/2018)
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